22016739 has 8 divisors (see below), whose sum is σ = 30149200. Its totient is φ = 14281056.

The previous prime is 22016723. The next prime is 22016749. The reversal of 22016739 is 93761022.

22016739 is nontrivially palindromic in base 13.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22016739 - 2⁴ = 22016723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22016719) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99064 + ... + 99285.

It is an arithmetic number, because the mean of its divisors is an integer number (3768650).

Almost surely, 2^22016739 is an apocalyptic number.

22016739 is a deficient number, since it is larger than the sum of its proper divisors (8132461).

22016739 is a wasteful number, since it uses less digits than its factorization.

22016739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198389.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 22016739 is about 4692.1998039299. The cubic root of 22016739 is about 280.2749807105.

The spelling of 22016739 in words is "twenty-two million, sixteen thousand, seven hundred thirty-nine".